From b06a057b826e638a06edc1f92d5eed32662e0077 Mon Sep 17 00:00:00 2001
From: ache <ache@FreeBSD.org>
Date: Sat, 19 Aug 1995 21:30:30 +0000
Subject: Commit delta: current -> 1.06 + FreeBSD configuration

---
 gnu/libexec/uucp/libunix/ufopen.c | 89 ++-------------------------------------
 1 file changed, 3 insertions(+), 86 deletions(-)

(limited to 'gnu/libexec/uucp/libunix/ufopen.c')

diff --git a/gnu/libexec/uucp/libunix/ufopen.c b/gnu/libexec/uucp/libunix/ufopen.c
index 76ee1d1..d79d9a0 100644
--- a/gnu/libexec/uucp/libunix/ufopen.c
+++ b/gnu/libexec/uucp/libunix/ufopen.c
@@ -1,7 +1,7 @@
 /* ufopen.c
    Open a file with the permissions of the invoking user.
 
-   Copyright (C) 1992 Ian Lance Taylor
+   Copyright (C) 1992, 1995 Ian Lance Taylor
 
    This file is part of the Taylor UUCP package.
 
@@ -17,10 +17,10 @@
 
    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
-   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+   Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 
    The author of the program may be contacted at ian@airs.com or
-   c/o Cygnus Support, Building 200, 1 Kendall Square, Cambridge, MA 02139.
+   c/o Cygnus Support, 48 Grove Street, Somerville, MA 02144.
    */
 
 #include "uucp.h"
@@ -53,89 +53,6 @@
 #define FD_CLOEXEC 1
 #endif
 
-/* Local functions.  */
-
-static boolean fsuser_perms P((uid_t *pieuid));
-static boolean fsuucp_perms P((long ieuid));
-
-/* Switch to permissions of the invoking user.  */
-
-static boolean
-fsuser_perms (pieuid)
-     uid_t *pieuid;
-{
-  uid_t ieuid, iuid;
-
-  ieuid = geteuid ();
-  iuid = getuid ();
-  if (pieuid != NULL)
-    *pieuid = ieuid;
-
-#if HAVE_SETREUID
-  /* Swap the effective user id and the real user id.  We can then
-     swap them back again when we want to return to the uucp user's
-     permissions.  */
-  if (setreuid (ieuid, iuid) < 0)
-    {
-      ulog (LOG_ERROR, "setreuid (%ld, %ld): %s",
-	    (long) ieuid, (long) iuid, strerror (errno));
-      return FALSE;
-    }
-#else /* ! HAVE_SETREUID */
-#if HAVE_SAVED_SETUID
-  /* Set the effective user id to the real user id.  Since the
-     effective user id is saved (it's the saved setuid) we will able
-     to set back to it later.  If the real user id is root we will not
-     be able to switch back and forth, so don't even try.  */
-  if (iuid != 0)
-    {
-      if (setuid (iuid) < 0)
-	{
-	  ulog (LOG_ERROR, "setuid (%ld): %s", (long) iuid, strerror (errno));
-	  return FALSE;
-	}
-    }
-#else /* ! HAVE_SAVED_SETUID */
-  /* There's no way to switch between real permissions and effective
-     permissions.  Just try to open the file with the uucp
-     permissions.  */
-#endif /* ! HAVE_SAVED_SETUID */
-#endif /* ! HAVE_SETREUID */
-
-  return TRUE;
-}
-
-/* Restore the uucp permissions.  */
-
-/*ARGSUSED*/
-static boolean
-fsuucp_perms (ieuid)
-     long ieuid;
-{
-#if HAVE_SETREUID
-  /* Swap effective and real user id's back to what they were.  */
-  if (! fsuser_perms ((uid_t *) NULL))
-    return FALSE;
-#else /* ! HAVE_SETREUID */
-#if HAVE_SAVED_SETUID
-  /* Set ourselves back to our original effective user id.  */
-  if (setuid ((uid_t) ieuid) < 0)
-    {
-      ulog (LOG_ERROR, "setuid (%ld): %s", (long) ieuid, strerror (errno));
-      /* Is this error message helpful or confusing?  */
-      if (errno == EPERM)
-	ulog (LOG_ERROR,
-	      "Probably HAVE_SAVED_SETUID in policy.h should be set to 0");
-      return FALSE;
-    }
-#else /* ! HAVE_SAVED_SETUID */
-  /* We didn't switch, no need to switch back.  */
-#endif /* ! HAVE_SAVED_SETUID */
-#endif /* ! HAVE_SETREUID */
-
-  return TRUE;
-}
-
 /* Open a file with the permissions of the invoking user.  Ignore the
    fbinary argument since Unix has no distinction between text and
    binary files.  */
-- 
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